Top 20 NuGet sass Packages

Adds basic Sass scaffolding to your project. Use this scaffolding along with a sass compiler of your choice.
Adds a themeable website called Chameleon to your project.
Add Coffee, Sass and Browser filtering to WebAssets from Telerik MVC Extensions
HttpHandler for live SASS processing using libsass
An extension for the ClientDependency framework to support SASS
Bundling and minification support for SASS processing using libsass
Auto bundling and minification for ASP.NET MVC applications.
Just the Ruby (Sass, SCSS) parts of SassAndCoffee. Useful for embedding in other projects.
Scaffold styles, variables and structure for Bourbon projects. Bitters is meant to help designers start projects faster by defining a basic set of variables and project structure. After you have Bitters installed, jump in and start customizing the styles and variables to your design and brand...
Neat is a semantic grid framework built on top of Sass and Bourbon. It is simple enough to get you up and running in minutes, and powerful enough to handle any responsive layout you can dream of.
PVC SASS/SCSS plugin
Http handler of the Sass scripts. Based on Libsass C++ Sass compiler.
Set of packages to support Sass css compilation in ASP.NET web applications. Includes http handler to handle scss files and bundling for Microsoft ASP.NET Web Optimization Framework.
SassBundle for use Sass css scripts using Microsoft ASP.NET Web Optimization Framework. Used libsass - C++ implementation of Sass compiler.
Statiq is a configurable static content generation framework. This library provides support for parsing Sass CSS content.
Converts Sass variables to a corresponding JSON format.
A complete frontend toolchain in a single Nuget package
A .NET Implementation of KSS(https://github.com/kneath/kss): A methodology for documenting CSS and generating styleguides
A complete frontend toolchain in a single Nuget package
Provides a IHttpHandler for run-time compilation of SASS and SCSS.